remove SkFloatToScalar macro

BUG=
R=reed@google.com, djsollen@google.com

Author: caryclark@google.com

Review URL: https://codereview.chromium.org/85463005

git-svn-id: http://skia.googlecode.com/svn/trunk@12385 2bbb7eff-a529-9590-31e7-b0007b416f81
diff --git a/samplecode/SampleSlides.cpp b/samplecode/SampleSlides.cpp
index 3dba782..9372d5d 100644
--- a/samplecode/SampleSlides.cpp
+++ b/samplecode/SampleSlides.cpp
@@ -80,7 +80,7 @@
         path.lineTo(SkIntToScalar(gXY[i]), SkIntToScalar(gXY[i+1]));
     path.close();
     path.offset(SkIntToScalar(-6), 0);
-    scale(&path, SkFloatToScalar(1.5f));
+    scale(&path, 1.5f);
 
     paint->setPathEffect(new SkPath1DPathEffect(path, SkIntToScalar(21), 0,
                                 SkPath1DPathEffect::kRotate_Style))->unref();